Web layout dimensions rely on several native properties that distinguish between visible areas, total content size, and precise coordinate mapping. The distinction between the full rendered document and the visible browser viewport is fundamental. While the document encompasses all generated content...
#loading{background:#000;background:radial-gradient(#222,#000);bottom:0;left:0;overflow:hidden;position:fixed;right:0;top:0;z-index:99999}.loader-inner{bottom:0;height:60px;left:0;margin:auto;position:absolute;right:0;top:0;width:100px}.loader-line-wrap{animation:spin 2s cubic-bezier(0.175,0.885,0.3...
Setting Up Your Development Environment create-react-app is a utility that enables rapid creation of a React development environment. Built on top of Webpack, it abstracts away configuration complexity and provides an out-of-the-box solution. Execute the following command: npx create-react-app my-re...
Object-Oriented Concepts Understanding Objects Objects represent real-world entities in programming: They serve as containers encapsulating properties and methods They aggregate data collections and functional sets They form unordered property collections Object-Oriented Programming This paradigm ab...
Architecture Overview JavaScript's runtime environment consists of three main components: ECMAScript: The core language specification BOM (Browser Object Model): Manages browser operations beyond the page DOM (Document Object Model): Handles page content manipulation Browser Object Model (BOM) windo...
JavaScript operates through three primary architectural layers: the ECMAScript core language specification, the Document Object Model (DOM) for manipulating webpage structure and content, and the Browser Object Model (BOM) for interacting with the browser window, navigation, and history. Scripts int...
Clone the repository from GitHub: https://github.com/trinhtam/summernote-emoji.git Copy the downloaded folder into the project directory: project/public/assets/libs/ Edit the file project/public/assets/js/require-frontend.js: // Under paths section add: 'emoji-tam': '../libs/tam-emoji/js/tam-emoji.m...
When builidng web applications, securing data transmission betwean client and server becomes essential. SHA1 (Secure Hash Algorithm 1) provides a one-way cryptographic hash function that converts input data into a fixed-size hexadecimal digest, making it useful for integrity verification and digital...
Vue.js is a progressive JavaScript framework designed for building user interfaces. Its core library focuses on the view layer, making it easy to integrate with existing projects or to power complex single-page applications. Vue is known for its approachability, clear documentation, and solid perfor...
To implement a custom Promise, one must understand its fundamental behavior: it is a constructor that accepts a executor function (which receives resolve and reject callbacks). The state of a Promise transitions from pending to either fulfilled (resolved) or rejected, and the then method allows us t...